Home / 112,820.80-169,166.40-33,923.20

Finding the Fourth Proportional to 112,820.80, 169,166.40 and 33,923.20

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Solution

The fourth proportional to 112,820.80, 169,166.40 and 33,923.20 is: 50,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,820.80 : 169,166.40 = 33,923.20 : x
  2. Step 2: Convert to fraction form
    112,820.80/169,166.40 = 33,923.20/x
  3. Step 3: Cross multiply
    112,820.80x = 169,166.40 × 33,923.20
  4. Step 4: Simplify right side
    112,820.80x = 5,738,665,620.48
  5. Step 5: Solve for x
    x = 5,738,665,620.48/112,820.80
  6. Step 6: Final answer
    x = 50,865.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.